Steiner SkyHawk 4.0 Binoculars 10x42
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Fast Focus from Near to Far
The SkyHawk 4.0 10x42 is made for detailed observation across a wide range of distances. Its 10x magnification gives you the reach for distant subjects, while Fast-Close-Focus works down to 2 m and requires only a small, stepless movement of the centre focus wheel to move between close and distant views.
Steiner's Distance Control System adds another useful part to that focusing setup. It lets you preset an observation distance and then focus through the non-slip XL focusing wheel, making it easier to move back to a familiar viewing distance.
Clear Viewing in Changing Conditions
Steiner High-Contrast optics are designed to deliver bright, high-contrast images with natural colour reproduction and clear contour definition. The Makrolon polycarbonate housing is water pressure proof to 3 m, while the nitrogen-pressure system is designed to prevent condensation and internal fogging across Steiner's stated -20 to +70 °C operating range.
NBR-Longlife rubber armour surrounds the housing, and the ergonomic silicone twist-up eyecups can be folded down for use with glasses.
Key Features
- High-Contrast optics: Designed to produce bright, high-contrast views with natural colour reproduction and clearly defined contours.
- Focus from 2 m to distance: Fast-Close-Focus uses minimal, stepless centre-wheel movement and provides a 2 m close-focus range.
- Preset your observation distance: Steiner's Distance Control System lets you preset the viewing distance and refocus using the XL focusing wheel.
- Water pressure proof to 3 m: The Makrolon polycarbonate housing is rated to withstand water pressure to a depth of 3 m.
- Nitrogen-pressure system: Nitrogen filling through Steiner's 2-way valve system prevents internal fogging and condensation.
- Eyeglass-friendly eyecups: Ergonomic silicone twist-up eyecups can be folded down for use with glasses.
Specifications
| Specification | Detail |
| Brand | Steiner |
| Model | SkyHawk 4.0 10x42 |
| Product Type | Binoculars |
| Magnification | 10x |
| Objective Lens Diameter | 42 mm |
| High-Performance Optics | High-Contrast |
| Focusing System | Fast-Close-Focus |
| Close Focus Range | 2.0 m |
| Distance Control System | Yes |
| Field of View at 1000 m | 108 m |
| Exit Pupil | 4.2 mm |
| Light Intensity | 17.64 |
| Twilight Factor | 20.49 |
| Eye Relief | 16 mm |
| Interpupillary Distance | 56-74 mm |
| Dioptre Range | +/- 4 dpt |
| Nitrogen Filling | 2-way valve technology |
| Operating Temperature | -20 to +70 °C |
| Waterproofness | Water pressure proof up to 3 m |
| Housing | Makrolon polycarbonate |
| Rubber Armouring | NBR-Longlife |
| Eyecups | Ergonomic twist-up eyecups |
| Strap Connection | Universal |
| Dimensions | 120 x 175 x 65 mm (W x H x D) |
| Weight | 745 g |
| Manufacturer Article Number | 23390900 |
| NZ Supplier SKU | STN2339-0900 |
Items Included
- 1 x Neoprene carrying strap
- 1 x Rain cover
- 1 x Set of lens protection caps
- 1 x Carrying bag














